document.write( "Question 685704: The father’s age is four times that of his son. Before 8 years, the father’s age was 16 times that of the son . Find the father’s age.
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Algebra.Com's Answer #424537 by sachi(548)![]() ![]() You can put this solution on YOUR website! he father’s age is four times that of his son. \n" ); document.write( "let son is x years \n" ); document.write( "so father is 4x yrs \n" ); document.write( " Before 8 years, \n" ); document.write( "son was x-8 years \n" ); document.write( "& father was 4x-8 yrs \n" ); document.write( "the father’s age was 16 times that of the son . \n" ); document.write( "so 4x-8=16(x-8)=16x-128 \n" ); document.write( "or 16x-4x=128-8=120 \n" ); document.write( "or 12x=120 \n" ); document.write( "or x=10 \n" ); document.write( "so the father’s age=4*10=40 yrs \n" ); document.write( "ans \n" ); document.write( " |